Clean and cut the mutton into small pieces and mix it with chilli powder, coriander powder, turmeric powder, salt and few curry leaves. Cook the mutton in a pressure cooker with enough water till it becomes tender. Grind the shallots, ginger and green chilli, keep aside. Pour oil in a heavy bottom kadhai and add the paste of shallots and curry leaves. Saute for 5minutes and add the fennel and pepper powder.Now transfer the cooked mutton into the kadhai and combine well. Saute well till it becomes brown in color. Remove from fire and close the kadhai with a tight lid. Serve hot after few minutes.